Intrusion Detection System (IDS) Introduction The term IDS (Intrusion Detection System) refers to a mechanism that quietly listens for traffic in the network to detect abnormal or suspicious activities, and thereby reduce the risk of intrusion. There are two key SDI families: The N-IDS (Network Intrusion Detection System) group, which guarantees security within the network. The H-IDS (Intrusion Detection System on the Host) group, which guarantees security on the host. An N-IDS needs exclusive hardware. This forms a system that can verify packets of information traveling through one or more lines of the network to discover if any malicious or […]